Sierra 3500

Factory Mounting Locations:These headers retain your stock catalytic converters and are a direct bolt-on installation which requires no cutting or drilling to provide a hassle-free installation.Formed Collectors:4-to-1 formed collectors decrease...

The Cognito Alloy Series Tie Rod kit is a Heavy-Duty stock replacement upgrade where the inner joint incorporates an oversized alloy ball and socket. Sold as a Pair.FeaturesAlloy Series Tie Rod Kit Heavy duty stock replacement upgrade. significantly...

Cognito CV Front Driveline Kit For 4-6 Inch Lift-Duramax/ 4-12 Inch Lift-Gas On 01-16 Silverado/Sierra 2500/3500/ 7-12 Inch Lift On 99-06 Silverado/Sierra 1500.This direct bolt in driveline features a 1310 series double cardan CV and it is made in the...

Rough Country's 3in No-Cut Kit offers easy installation and aggressive good looks at an incredible value. Take your truck to new heights with this excellent option for 2500, 2500HD, 2500 Suburban and Yukon XL models. This kit features a set of durable,...

Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test...

Cognito CV Front Driveline Kit For 7-9 Inch 10-12 Inch Lifts On 01-16 Silverado/Sierra 2500HD/3500HD Duramax. This direct bolt in driveline features a 1310 series double cardan CV and it is made in the USA. This kit includes the Cognito Allison...

Rough Country's 3in No-Cut Kit offers easy installation and aggressive good looks at an incredible value. Take your truck to new heights with this excellent option for 2500, 2500HD, 2500 Suburban and Yukon XL models. This kit features a set of durable,...

Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to incorporate several CNC mandrel bending machines and support equipment, Enabling us to produce the...

When it comes to performance exhaust systems, most people are looking for three things: Power, sound, and quality. JBA Exhaust Systems deliver the best of all three, giving it both great looks and performance. One of the first performance upgrades...

Physical fitment. Why consider a cheap, ill-fitting aluminized exhaust? Banks 4 inch Monster Exhaust is made of rugged, long-lasting 100 percent stainless steel. It fits better than the competition, because Monster Exhaust utilizes the factory hangers...

The new Large Bore-HD exhaust is engineered to perform in the most extreme environments. This system is constructed from mandrel bent 4" stainless steel tubing for maximum flow, increased horsepower, increased torque and lower EGT's. This system is...

Physical fitment. Why consider a cheap, ill-fitting aluminized exhaust? Banks 4 inch Monster Exhaust is made of rugged, long-lasting 100 percent stainless steel. It fits better than the competition, because Monster Exhaust utilizes the factory hangers...